In the test tube channel below what is produced by the snail that is used by the plant?

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.

As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?

Red blood cells are responsible for transporting oxygen in the blood. people with sickle cell anemia were born with a defective gene that results in sickle-shaped red blood cells. individuals with the disease often suffer pain in their extremities due to the build-up of these cells causing blockages in the blood vessels. the shape of the blood cells also reduces the amount of oxygen transported in the blood.